Finding the Fourth Proportional to 40,638,701.62, 56,081,555.05 and 22,053,837.71
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Solution
The fourth proportional to 40,638,701.62, 56,081,555.05 and 22,053,837.71 is: 30,434,375.71
Step by Step Solution
- Step 1: Write the proportion equation
40,638,701.62 : 56,081,555.05 = 22,053,837.71 : x - Step 2: Convert to fraction form
40,638,701.62/56,081,555.05 = 22,053,837.71/x - Step 3: Cross multiply
40,638,701.62x = 56,081,555.05 × 22,053,837.71 - Step 4: Simplify right side
40,638,701.62x = 1,236,813,513,597,131 - Step 5: Solve for x
x = 1,236,813,513,597,131/40,638,701.62 - Step 6: Final answer
x = 30,434,375.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.